Face coverings are mandatory in shops and supermarkets, and soon-to-be in places of worship and cinemas. Here's everything you need to know
telegraph.co.uk/health-fitness…
From home-made versions crafted out of hoover bags and panty liners (yes, really) to bandanas that transform even the most genteel Home Counties shopper to roadside bandit
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They also need to be washed or have their filters changed regularly, depending on the design.
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